#
# This file is part of LiteEth.
#
# Copyright (c) 2019-2024 Florent Kermarrec <florent@enjoy-digital.fr>
# Copyright (c) 2018 Sebastien Bourdeauducq <sb@m-labs.hk>
# SPDX-License-Identifier: BSD-2-Clause

from migen import *
from migen.genlib.resetsync import AsyncResetSynchronizer
from migen.genlib.cdc import PulseSynchronizer

from litex.gen import *

from liteeth.common import *
from liteeth.phy.pcs_1000basex import *

# USP_GTY_1000BASEX PHY ----------------------------------------------------------------------------

class USP_GTY_1000BASEX(LiteXModule):
    # Configured for 200MHz or 156.25MHz transceiver reference clock
    dw          = 8
    linerate    = 1.25e9
    rx_clk_freq = 125e6
    tx_clk_freq = 125e6
    def __init__(self, refclk_or_clk_pads, data_pads, sys_clk_freq, refclk_freq=200e6, with_csr=True, rx_polarity=0, tx_polarity=0, refclk_from_fabric=False):
        from liteiclink.serdes.gty_ultrascale import GTYChannelPLL
        assert refclk_freq in [200e6, 156.25e6]
        self.pcs = pcs = PCS(lsb_first=True)

        self.sink    = pcs.sink
        self.source  = pcs.source
        self.link_up = pcs.link_up

        self.cd_eth_tx      = ClockDomain()
        self.cd_eth_rx      = ClockDomain()
        self.cd_eth_tx_half = ClockDomain(reset_less=True)
        self.cd_eth_rx_half = ClockDomain(reset_less=True)

        # for specifying clock constraints. 125MHz clocks.
        self.txoutclk = Signal()
        self.rxoutclk = Signal()

        self.reset = Signal()
        if with_csr:
            self.add_csr()

        # # #

        if isinstance(refclk_or_clk_pads, Signal):
            refclk = refclk_or_clk_pads
        else:
            refclk = Signal()
            self.specials += Instance("IBUFDS_GTE4",
                i_I   = refclk_or_clk_pads.p,
                i_IB  = refclk_or_clk_pads.n,
                i_CEB = 0,
                o_O   = refclk,
            )

        gtpowergood = Signal()
        pll_reset   = Signal(reset=1)
        pll_locked  = Signal()

        tx_reset      = Signal()
        tx_data       = Signal(20)
        tx_reset_done = Signal()

        rx_reset      = Signal()
        rx_data       = Signal(20)
        rx_reset_done = Signal()

        pll = GTYChannelPLL(refclk, refclk_freq, self.linerate)
        self.submodules.pll = pll
        print(pll)

        gty_params = dict(
            p_ACJTAG_DEBUG_MODE            = 0b0,
            p_ACJTAG_MODE                  = 0b0,
            p_ACJTAG_RESET                 = 0b0,
            p_ADAPT_CFG0                   = 0b0000000000000000,
            p_ADAPT_CFG1                   = 0b1111100000011100,
            p_ADAPT_CFG2                   = 0b0000000000000000,
            p_ALIGN_COMMA_DOUBLE           = "FALSE",
            p_ALIGN_COMMA_ENABLE           = 0b1111111111,
            p_ALIGN_COMMA_WORD             = 2,
            p_ALIGN_MCOMMA_DET             = "TRUE",
            p_ALIGN_MCOMMA_VALUE           = 0b1010000011,
            p_ALIGN_PCOMMA_DET             = "TRUE",
            p_ALIGN_PCOMMA_VALUE           = 0b0101111100,
            p_A_RXOSCALRESET               = 0b0,
            p_A_RXPROGDIVRESET             = 0b0,
            p_A_RXTERMINATION              = 0b1,
            p_A_TXDIFFCTRL                 = 0b01100,
            p_A_TXPROGDIVRESET             = 0b0,
            p_CBCC_DATA_SOURCE_SEL         = "DECODED",
            p_CDR_SWAP_MODE_EN             = 0b0,
            p_CFOK_PWRSVE_EN               = 0b1,
            p_CHAN_BOND_KEEP_ALIGN         = "FALSE",
            p_CHAN_BOND_MAX_SKEW           = 1,
            p_CHAN_BOND_SEQ_1_1            = 0b0000000000,
            p_CHAN_BOND_SEQ_1_2            = 0b0000000000,
            p_CHAN_BOND_SEQ_1_3            = 0b0000000000,
            p_CHAN_BOND_SEQ_1_4            = 0b0000000000,
            p_CHAN_BOND_SEQ_1_ENABLE       = 0b1111,
            p_CHAN_BOND_SEQ_2_1            = 0b0000000000,
            p_CHAN_BOND_SEQ_2_2            = 0b0000000000,
            p_CHAN_BOND_SEQ_2_3            = 0b0000000000,
            p_CHAN_BOND_SEQ_2_4            = 0b0000000000,
            p_CHAN_BOND_SEQ_2_ENABLE       = 0b1111,
            p_CHAN_BOND_SEQ_2_USE          = "FALSE",
            p_CHAN_BOND_SEQ_LEN            = 1,
            p_CH_HSPMUX                    = 0b0010000000100000,
            p_CKCAL1_CFG_0                 = 0b1100000011000000,
            p_CKCAL1_CFG_1                 = 0b0001000011000000,
            p_CKCAL1_CFG_2                 = 0b0010000000001000,
            p_CKCAL1_CFG_3                 = 0b0000000000000000,
            p_CKCAL2_CFG_0                 = 0b1100000011000000,
            p_CKCAL2_CFG_1                 = 0b1000000011000000,
            p_CKCAL2_CFG_2                 = 0b0001000000000000,
            p_CKCAL2_CFG_3                 = 0b0000000000000000,
            p_CKCAL2_CFG_4                 = 0b0000000000000000,
            p_CLK_CORRECT_USE              = "FALSE",
            p_CLK_COR_KEEP_IDLE            = "FALSE",
            p_CLK_COR_MAX_LAT              = 20,
            p_CLK_COR_MIN_LAT              = 18,
            p_CLK_COR_PRECEDENCE           = "TRUE",
            p_CLK_COR_REPEAT_WAIT          = 0,
            p_CLK_COR_SEQ_1_1              = 0b0100000000,
            p_CLK_COR_SEQ_1_2              = 0b0100000000,
            p_CLK_COR_SEQ_1_3              = 0b0100000000,
            p_CLK_COR_SEQ_1_4              = 0b0100000000,
            p_CLK_COR_SEQ_1_ENABLE         = 0b1111,
            p_CLK_COR_SEQ_2_1              = 0b0100000000,
            p_CLK_COR_SEQ_2_2              = 0b0100000000,
            p_CLK_COR_SEQ_2_3              = 0b0100000000,
            p_CLK_COR_SEQ_2_4              = 0b0100000000,
            p_CLK_COR_SEQ_2_ENABLE         = 0b1111,
            p_CLK_COR_SEQ_2_USE            = "FALSE",
            p_CLK_COR_SEQ_LEN              = 1,
            p_CPLL_CFG0                    = 0b0000000111111010,
            p_CPLL_CFG1                    = 0b0000000000101011,
            p_CPLL_CFG2                    = 0b0000000000000010,
            p_CPLL_CFG3                    = 0b0000000000000000,
            p_CPLL_FBDIV                   = pll.config["n2"],
            p_CPLL_FBDIV_45                = pll.config["n1"],
            p_CPLL_INIT_CFG0               = 0b0000001010110010,
            p_CPLL_LOCK_CFG                = 0b0000000111101000,
            p_CPLL_REFCLK_DIV              = pll.config["m"],
            p_CTLE3_OCAP_EXT_CTRL          = 0b000,
            p_CTLE3_OCAP_EXT_EN            = 0b0,
            p_DDI_CTRL                     = 0b00,
            p_DDI_REALIGN_WAIT             = 15,
            p_DEC_MCOMMA_DETECT            = "TRUE",
            p_DEC_PCOMMA_DETECT            = "TRUE",
            p_DEC_VALID_COMMA_ONLY         = "FALSE",
            p_DELAY_ELEC                   = 0b0,
            p_DMONITOR_CFG0                = 0b0000000000,
            p_DMONITOR_CFG1                = 0b00000000,
            p_ES_CLK_PHASE_SEL             = 0b0,
            p_ES_CONTROL                   = 0b000000,
            p_ES_ERRDET_EN                 = "FALSE",
            p_ES_EYE_SCAN_EN               = "FALSE",
            p_ES_HORZ_OFFSET               = 0b000000000000,
            p_ES_PRESCALE                  = 0b00000,
            p_ES_QUALIFIER0                = 0b0000000000000000,
            p_ES_QUALIFIER1                = 0b0000000000000000,
            p_ES_QUALIFIER2                = 0b0000000000000000,
            p_ES_QUALIFIER3                = 0b0000000000000000,
            p_ES_QUALIFIER4                = 0b0000000000000000,
            p_ES_QUALIFIER5                = 0b0000000000000000,
            p_ES_QUALIFIER6                = 0b0000000000000000,
            p_ES_QUALIFIER7                = 0b0000000000000000,
            p_ES_QUALIFIER8                = 0b0000000000000000,
            p_ES_QUALIFIER9                = 0b0000000000000000,
            p_ES_QUAL_MASK0                = 0b0000000000000000,
            p_ES_QUAL_MASK1                = 0b0000000000000000,
            p_ES_QUAL_MASK2                = 0b0000000000000000,
            p_ES_QUAL_MASK3                = 0b0000000000000000,
            p_ES_QUAL_MASK4                = 0b0000000000000000,
            p_ES_QUAL_MASK5                = 0b0000000000000000,
            p_ES_QUAL_MASK6                = 0b0000000000000000,
            p_ES_QUAL_MASK7                = 0b0000000000000000,
            p_ES_QUAL_MASK8                = 0b0000000000000000,
            p_ES_QUAL_MASK9                = 0b0000000000000000,
            p_ES_SDATA_MASK0               = 0b0000000000000000,
            p_ES_SDATA_MASK1               = 0b0000000000000000,
            p_ES_SDATA_MASK2               = 0b0000000000000000,
            p_ES_SDATA_MASK3               = 0b0000000000000000,
            p_ES_SDATA_MASK4               = 0b0000000000000000,
            p_ES_SDATA_MASK5               = 0b0000000000000000,
            p_ES_SDATA_MASK6               = 0b0000000000000000,
            p_ES_SDATA_MASK7               = 0b0000000000000000,
            p_ES_SDATA_MASK8               = 0b0000000000000000,
            p_ES_SDATA_MASK9               = 0b0000000000000000,
            p_EYESCAN_VP_RANGE             = 0b0,
            p_EYE_SCAN_SWAP_EN             = 0b0,
            p_FTS_DESKEW_SEQ_ENABLE        = 0b1111,
            p_FTS_LANE_DESKEW_CFG          = 0b1111,
            p_FTS_LANE_DESKEW_EN           = "FALSE",
            p_GEARBOX_MODE                 = 0b00000,
            p_ISCAN_CK_PH_SEL2             = 0b0,
            p_LOCAL_MASTER                 = 0b1,
            p_LPBK_BIAS_CTRL               = 4,
            p_LPBK_EN_RCAL_B               = 0b0,
            p_LPBK_EXT_RCAL                = 0b1000,
            p_LPBK_IND_CTRL0               = 5,
            p_LPBK_IND_CTRL1               = 5,
            p_LPBK_IND_CTRL2               = 5,
            p_LPBK_RG_CTRL                 = 2,
            p_OOBDIVCTL                    = 0b00,
            p_OOB_PWRUP                    = 0b0,
            p_PCI3_AUTO_REALIGN            = "OVR_1K_BLK",
            p_PCI3_PIPE_RX_ELECIDLE        = 0b0,
            p_PCI3_RX_ASYNC_EBUF_BYPASS    = 0b00,
            p_PCI3_RX_ELECIDLE_EI2_ENABLE  = 0b0,
            p_PCI3_RX_ELECIDLE_H2L_COUNT   = 0b000000,
            p_PCI3_RX_ELECIDLE_H2L_DISABLE = 0b000,
            p_PCI3_RX_ELECIDLE_HI_COUNT    = 0b000000,
            p_PCI3_RX_ELECIDLE_LP4_DISABLE = 0b0,
            p_PCI3_RX_FIFO_DISABLE         = 0b0,
            p_PCIE3_CLK_COR_EMPTY_THRSH    = 0b00000,
            p_PCIE3_CLK_COR_FULL_THRSH     = 0b010000,
            p_PCIE3_CLK_COR_MAX_LAT        = 0b00100,
            p_PCIE3_CLK_COR_MIN_LAT        = 0b00000,
            p_PCIE3_CLK_COR_THRSH_TIMER    = 0b001000,
            p_PCIE_64B_DYN_CLKSW_DIS       = "FALSE",
            p_PCIE_BUFG_DIV_CTRL           = 0b0001000000000000,
            p_PCIE_GEN4_64BIT_INT_EN       = "FALSE",
            p_PCIE_PLL_SEL_MODE_GEN12      = 0b00,
            p_PCIE_PLL_SEL_MODE_GEN3       = 0b11,
            p_PCIE_PLL_SEL_MODE_GEN4       = 0b10,
            p_PCIE_RXPCS_CFG_GEN3          = 0b0000101010100101,
            p_PCIE_RXPMA_CFG               = 0b0010100000001010,
            p_PCIE_TXPCS_CFG_GEN3          = 0b0010110010100100,
            p_PCIE_TXPMA_CFG               = 0b0010100000001010,
            p_PCS_PCIE_EN                  = "FALSE",
            p_PCS_RSVD0                    = 0b0000000000000000,
            p_PD_TRANS_TIME_FROM_P2        = 0b000000111100,
            p_PD_TRANS_TIME_NONE_P2        = 0b00011001,
            p_PD_TRANS_TIME_TO_P2          = 0b01100100,
            p_PREIQ_FREQ_BST               = 0,
            p_RATE_SW_USE_DRP              = 0b1,
            p_RCLK_SIPO_DLY_ENB            = 0b0,
            p_RCLK_SIPO_INV_EN             = 0b0,
            p_RTX_BUF_CML_CTRL             = 0b011,
            p_RTX_BUF_TERM_CTRL            = 0b00,
            p_RXBUFRESET_TIME              = 0b00011,
            p_RXBUF_ADDR_MODE              = "FAST",
            p_RXBUF_EIDLE_HI_CNT           = 0b1000,
            p_RXBUF_EIDLE_LO_CNT           = 0b0000,
            p_RXBUF_EN                     = "TRUE",
            p_RXBUF_RESET_ON_CB_CHANGE     = "TRUE",
            p_RXBUF_RESET_ON_COMMAALIGN    = "FALSE",
            p_RXBUF_RESET_ON_EIDLE         = "FALSE",
            p_RXBUF_RESET_ON_RATE_CHANGE   = "TRUE",
            p_RXBUF_THRESH_OVFLW           = 0,
            p_RXBUF_THRESH_OVRD            = "FALSE",
            p_RXBUF_THRESH_UNDFLW          = 4,
            p_RXCDRFREQRESET_TIME          = 0b00001,
            p_RXCDRPHRESET_TIME            = 0b00001,
            p_RXCDR_CFG0                   = 0b0000000000000011,
            p_RXCDR_CFG0_GEN3              = 0b0000000000000011,
            p_RXCDR_CFG1                   = 0b0000000000000000,
            p_RXCDR_CFG1_GEN3              = 0b0000000000000000,
            p_RXCDR_CFG2                   = 0b0000001001001001,
            p_RXCDR_CFG2_GEN2              = 0b1001001001,
            p_RXCDR_CFG2_GEN3              = 0b0000001001001001,
            p_RXCDR_CFG2_GEN4              = 0b0000000101100100,
            p_RXCDR_CFG3                   = 0b0000000000010010,
            p_RXCDR_CFG3_GEN2              = 0b010010,
            p_RXCDR_CFG3_GEN3              = 0b0000000000010010,
            p_RXCDR_CFG3_GEN4              = 0b0000000000010010,
            p_RXCDR_CFG4                   = 0b0101110011110110,
            p_RXCDR_CFG4_GEN3              = 0b0101110011110110,
            p_RXCDR_CFG5                   = 0b1011010001101011,
            p_RXCDR_CFG5_GEN3              = 0b0001010001101011,
            p_RXCDR_FR_RESET_ON_EIDLE      = 0b0,
            p_RXCDR_HOLD_DURING_EIDLE      = 0b0,
            p_RXCDR_LOCK_CFG0              = 0b0010001000000001,
            p_RXCDR_LOCK_CFG1              = 0b1001111111111111,
            p_RXCDR_LOCK_CFG2              = 0b000000000000000,
            p_RXCDR_LOCK_CFG3              = 0b0000000000000000,
            p_RXCDR_LOCK_CFG4              = 0b0000000000000000,
            p_RXCDR_PH_RESET_ON_EIDLE      = 0b0,
            p_RXCFOK_CFG0                  = 0b0000000000000000,
            p_RXCFOK_CFG1                  = 0b1000000000010101,
            p_RXCFOK_CFG2                  = 0b0000001010101110,
            p_RXCKCAL1_IQ_LOOP_RST_CFG     = 0b0000000000000000,
            p_RXCKCAL1_I_LOOP_RST_CFG      = 0b0000000000000000,
            p_RXCKCAL1_Q_LOOP_RST_CFG      = 0b0000000000000000,
            p_RXCKCAL2_DX_LOOP_RST_CFG     = 0b0000000000000000,
            p_RXCKCAL2_D_LOOP_RST_CFG      = 0b0000000000000000,
            p_RXCKCAL2_S_LOOP_RST_CFG      = 0b0000000000000000,
            p_RXCKCAL2_X_LOOP_RST_CFG      = 0b0000000000000000,
            p_RXDFELPMRESET_TIME           = 0b0001111,
            p_RXDFELPM_KL_CFG0             = 0b000000000000000,
            p_RXDFELPM_KL_CFG1             = 0b1010000010000010,
            p_RXDFELPM_KL_CFG2             = 0b0000000100000000,
            p_RXDFE_CFG0                   = 0b0000101000000000,
            p_RXDFE_CFG1                   = 0b0000000000000000,
            p_RXDFE_GC_CFG0                = 0b0000000000000000,
            p_RXDFE_GC_CFG1                = 0b1000000000000000,
            p_RXDFE_GC_CFG2                = 0b1111111111100000,
            p_RXDFE_H2_CFG0                = 0b0000000000000000,
            p_RXDFE_H2_CFG1                = 0b0000000000000010,
            p_RXDFE_H3_CFG0                = 0b0000000000000000,
            p_RXDFE_H3_CFG1                = 0b1000000000000010,
            p_RXDFE_H4_CFG0                = 0b0000000000000000,
            p_RXDFE_H4_CFG1                = 0b1000000000000010,
            p_RXDFE_H5_CFG0                = 0b0000000000000000,
            p_RXDFE_H5_CFG1                = 0b1000000000000010,
            p_RXDFE_H6_CFG0                = 0b0000000000000000,
            p_RXDFE_H6_CFG1                = 0b1000000000000010,
            p_RXDFE_H7_CFG0                = 0b0000000000000000,
            p_RXDFE_H7_CFG1                = 0b1000000000000010,
            p_RXDFE_H8_CFG0                = 0b0000000000000000,
            p_RXDFE_H8_CFG1                = 0b1000000000000010,
            p_RXDFE_H9_CFG0                = 0b0000000000000000,
            p_RXDFE_H9_CFG1                = 0b1000000000000010,
            p_RXDFE_HA_CFG0                = 0b0000000000000000,
            p_RXDFE_HA_CFG1                = 0b1000000000000010,
            p_RXDFE_HB_CFG0                = 0b0000000000000000,
            p_RXDFE_HB_CFG1                = 0b1000000000000010,
            p_RXDFE_HC_CFG0                = 0b0000000000000000,
            p_RXDFE_HC_CFG1                = 0b1000000000000010,
            p_RXDFE_HD_CFG0                = 0b0000000000000000,
            p_RXDFE_HD_CFG1                = 0b1000000000000010,
            p_RXDFE_HE_CFG0                = 0b0000000000000000,
            p_RXDFE_HE_CFG1                = 0b1000000000000010,
            p_RXDFE_HF_CFG0                = 0b0000000000000000,
            p_RXDFE_HF_CFG1                = 0b1000000000000010,
            p_RXDFE_KH_CFG0                = 0b1000000000000000,
            p_RXDFE_KH_CFG1                = 0b1111111000000000,
            p_RXDFE_KH_CFG2                = 0b0000001000000000,
            p_RXDFE_KH_CFG3                = 0b0100000100000001,
            p_RXDFE_OS_CFG0                = 0b0010000000000000,
            p_RXDFE_OS_CFG1                = 0b1000000000000000,
            p_RXDFE_UT_CFG0                = 0b0000000000000000,
            p_RXDFE_UT_CFG1                = 0b0000000000000011,
            p_RXDFE_UT_CFG2                = 0b0000000000000000,
            p_RXDFE_VP_CFG0                = 0b0000000000000000,
            p_RXDFE_VP_CFG1                = 0b0000000000110011,
            p_RXDLY_CFG                    = 0b0000000000010000,
            p_RXDLY_LCFG                   = 0b0000000000110000,
            p_RXELECIDLE_CFG               = "SIGCFG_4",
            p_RXGBOX_FIFO_INIT_RD_ADDR     = 4,
            p_RXGEARBOX_EN                 = "FALSE",
            p_RXISCANRESET_TIME            = 0b00001,
            p_RXLPM_CFG                    = 0b0000000000000000,
            p_RXLPM_GC_CFG                 = 0b1111100000000000,
            p_RXLPM_KH_CFG0                = 0b0000000000000000,
            p_RXLPM_KH_CFG1                = 0b1010000000000010,
            p_RXLPM_OS_CFG0                = 0b0000000000000000,
            p_RXLPM_OS_CFG1                = 0b1000000000000010,
            p_RXOOB_CFG                    = 0b000000110,
            p_RXOOB_CLK_CFG                = "PMA",
            p_RXOSCALRESET_TIME            = 0b00011,
            p_RXOUT_DIV                    = pll.config["d"],
            p_RXPCSRESET_TIME              = 0b00011,
            p_RXPHBEACON_CFG               = 0b0000000000000000,
            p_RXPHDLY_CFG                  = 0b0010000001110000,
            p_RXPHSAMP_CFG                 = 0b0010000100000000,
            p_RXPHSLIP_CFG                 = 0b1001100100110011,
            p_RXPH_MONITOR_SEL             = 0b00000,
            p_RXPI_CFG0                    = 0b0000001100000001,
            p_RXPI_CFG1                    = 0b0000000011111100,
            p_RXPMACLK_SEL                 = "DATA",
            p_RXPMARESET_TIME              = 0b00011,
            p_RXPRBS_ERR_LOOPBACK          = 0b0,
            p_RXPRBS_LINKACQ_CNT           = 15,
            p_RXREFCLKDIV2_SEL             = 0b0,
            p_RXSLIDE_AUTO_WAIT            = 7,
            p_RXSLIDE_MODE                 = "OFF",
            p_RXSYNC_MULTILANE             = 0b0,
            p_RXSYNC_OVRD                  = 0b0,
            p_RXSYNC_SKIP_DA               = 0b1,
            p_RX_AFE_CM_EN                 = 0b0,
            p_RX_BIAS_CFG0                 = 0b0001001010110000,
            p_RX_BUFFER_CFG                = 0b000000,
            p_RX_CAPFF_SARC_ENB            = 0b0,
            p_RX_CLK25_DIV                 = 8,
            p_RX_CLKMUX_EN                 = 0b1,
            p_RX_CLK_SLIP_OVRD             = 0b00000,
            p_RX_CM_BUF_CFG                = 0b1010,
            p_RX_CM_BUF_PD                 = 0b0,
            p_RX_CM_SEL                    = 3,
            p_RX_CM_TRIM                   = 10,
            p_RX_CTLE_PWR_SAVING           = 0b0,
            p_RX_CTLE_RES_CTRL             = 0b0000,
            p_RX_DATA_WIDTH                = 20,
            p_RX_DDI_SEL                   = 0b000000,
            p_RX_DEFER_RESET_BUF_EN        = "TRUE",
            p_RX_DEGEN_CTRL                = 0b100,
            p_RX_DFELPM_CFG0               = 10,
            p_RX_DFELPM_CFG1               = 0b1,
            p_RX_DFELPM_KLKH_AGC_STUP_EN   = 0b1,
            p_RX_DFE_AGC_CFG1              = 2,
            p_RX_DFE_KL_LPM_KH_CFG0        = 3,
            p_RX_DFE_KL_LPM_KH_CFG1        = 2,
            p_RX_DFE_KL_LPM_KL_CFG0        = 0b11,
            p_RX_DFE_KL_LPM_KL_CFG1        = 2,
            p_RX_DFE_LPM_HOLD_DURING_EIDLE = 0b0,
            p_RX_DISPERR_SEQ_MATCH         = "TRUE",
            p_RX_DIVRESET_TIME             = 0b00001,
            p_RX_EN_CTLE_RCAL_B            = 0b0,
            p_RX_EN_SUM_RCAL_B             = 0,
            p_RX_EYESCAN_VS_CODE           = 0b0000000,
            p_RX_EYESCAN_VS_NEG_DIR        = 0b0,
            p_RX_EYESCAN_VS_RANGE          = 0b10,
            p_RX_EYESCAN_VS_UT_SIGN        = 0b0,
            p_RX_FABINT_USRCLK_FLOP        = 0b0,
            p_RX_I2V_FILTER_EN             = 0b1,
            p_RX_INT_DATAWIDTH             = 0,
            p_RX_PMA_POWER_SAVE            = 0b0,
            p_RX_PMA_RSV0                  = 0b0000000000101111,
            p_RX_PROGDIV_CFG               = {
                1.25e9  : 20.0*pll.config["d"]/4,
                3.125e9 : 10.0*pll.config["d"]/4,
            }[self.linerate],
            p_RX_PROGDIV_RATE              = 0b0000000000000001,
            p_RX_RESLOAD_CTRL              = 0b0000,
            p_RX_RESLOAD_OVRD              = 0b0,
            p_RX_SAMPLE_PERIOD             = 0b111,
            p_RX_SIG_VALID_DLY             = 11,
            p_RX_SUM_DEGEN_AVTT_OVERITE    = 0,
            p_RX_SUM_DFETAPREP_EN          = 0b0,
            p_RX_SUM_IREF_TUNE             = 0b0000,
            p_RX_SUM_PWR_SAVING            = 0,
            p_RX_SUM_RES_CTRL              = 0b0000,
            p_RX_SUM_VCMTUNE               = 0b0011,
            p_RX_SUM_VCM_BIAS_TUNE_EN      = 0b1,
            p_RX_SUM_VCM_OVWR              = 0b0,
            p_RX_SUM_VREF_TUNE             = 0b100,
            p_RX_TUNE_AFE_OS               = 0b10,
            p_RX_VREG_CTRL                 = 0b010,
            p_RX_VREG_PDB                  = 0b1,
            p_RX_WIDEMODE_CDR              = 0b00,
            p_RX_WIDEMODE_CDR_GEN3         = 0b00,
            p_RX_WIDEMODE_CDR_GEN4         = 0b01,
            p_RX_XCLK_SEL                  = "RXDES",
            p_RX_XMODE_SEL                 = 0b1,
            p_SAMPLE_CLK_PHASE             = 0b0,
            p_SAS_12G_MODE                 = 0b0,
            p_SATA_BURST_SEQ_LEN           = 0b1111,
            p_SATA_BURST_VAL               = 0b100,
            p_SATA_CPLL_CFG                = "VCO_3000MHZ",
            p_SATA_EIDLE_VAL               = 0b100,
            p_SHOW_REALIGN_COMMA           = "TRUE",
            p_SIM_DEVICE                   = "ULTRASCALE_PLUS",
            p_SIM_MODE                     = "FAST",
            p_SIM_RECEIVER_DETECT_PASS     = "TRUE",
            p_SIM_RESET_SPEEDUP            = "TRUE",
            p_SIM_TX_EIDLE_DRIVE_LEVEL     = "Z",
            p_SRSTMODE                     = 0b0,
            p_TAPDLY_SET_TX                = 0b00,
            p_TERM_RCAL_CFG                = 0b100001000000010,
            p_TERM_RCAL_OVRD               = 0b001,
            p_TRANS_TIME_RATE              = 0b00001110,
            p_TST_RSV0                     = 0b00000000,
            p_TST_RSV1                     = 0b00000000,
            p_TXBUF_EN                     = "TRUE",
            p_TXBUF_RESET_ON_RATE_CHANGE   = "TRUE",
            p_TXDLY_CFG                    = 0b1000000000010000,
            p_TXDLY_LCFG                   = 0b0000000000110000,
            p_TXDRV_FREQBAND               = 0,
            p_TXFE_CFG0                    = 0b0000001111000010,
            p_TXFE_CFG1                    = 0b0110110000000000,
            p_TXFE_CFG2                    = 0b0110110000000000,
            p_TXFE_CFG3                    = 0b0110110000000000,
            p_TXFIFO_ADDR_CFG              = "LOW",
            p_TXGBOX_FIFO_INIT_RD_ADDR     = 4,
            p_TXGEARBOX_EN                 = "FALSE",
            p_TXOUT_DIV                    = pll.config["d"],
            p_TXPCSRESET_TIME              = 0b00011,
            p_TXPHDLY_CFG0                 = 0b0110000001110000,
            p_TXPHDLY_CFG1                 = 0b0000000000001111,
            p_TXPH_CFG                     = 0b0000011100100011,
            p_TXPH_CFG2                    = 0b0000000000000000,
            p_TXPH_MONITOR_SEL             = 0b00000,
            p_TXPI_CFG0                    = 0b0000001100000000,
            p_TXPI_CFG1                    = 0b0111010101010101,
            p_TXPI_GRAY_SEL                = 0b0,
            p_TXPI_INVSTROBE_SEL           = 0b0,
            p_TXPI_PPM                     = 0b0,
            p_TXPI_PPM_CFG                 = 0b00000000,
            p_TXPI_SYNFREQ_PPM             = 0b001,
            p_TXPMARESET_TIME              = 0b00011,
            p_TXREFCLKDIV2_SEL             = 0b0,
            p_TXSWBST_BST                  = 1,
            p_TXSWBST_EN                   = 0,
            p_TXSWBST_MAG                  = 4,
            p_TXSYNC_MULTILANE             = 0b0,
            p_TXSYNC_OVRD                  = 0b0,
            p_TXSYNC_SKIP_DA               = 0b0,
            p_TX_CLK25_DIV                 = {200e6: 8, 156.25e6: 7}[refclk_freq],
            p_TX_CLKMUX_EN                 = 0b1,
            p_TX_DATA_WIDTH                = 20,
            p_TX_DCC_LOOP_RST_CFG          = 0b0000000000000100,
            p_TX_DEEMPH0                   = 0b000000,
            p_TX_DEEMPH1                   = 0b000000,
            p_TX_DEEMPH2                   = 0b000000,
            p_TX_DEEMPH3                   = 0b000000,
            p_TX_DIVRESET_TIME             = 0b00001,
            p_TX_DRIVE_MODE                = "DIRECT",
            p_TX_EIDLE_ASSERT_DELAY        = 0b100,
            p_TX_EIDLE_DEASSERT_DELAY      = 0b011,
            p_TX_FABINT_USRCLK_FLOP        = 0b0,
            p_TX_FIFO_BYP_EN               = 0b0,
            p_TX_IDLE_DATA_ZERO            = 0b0,
            p_TX_INT_DATAWIDTH             = 0,
            p_TX_LOOPBACK_DRIVE_HIZ        = "FALSE",
            p_TX_MAINCURSOR_SEL            = 0b0,
            p_TX_MARGIN_FULL_0             = 0b1011000,
            p_TX_MARGIN_FULL_1             = 0b1010111,
            p_TX_MARGIN_FULL_2             = 0b1010101,
            p_TX_MARGIN_FULL_3             = 0b1010011,
            p_TX_MARGIN_FULL_4             = 0b1010001,
            p_TX_MARGIN_LOW_0              = 0b1001100,
            p_TX_MARGIN_LOW_1              = 0b1001011,
            p_TX_MARGIN_LOW_2              = 0b1001000,
            p_TX_MARGIN_LOW_3              = 0b1000010,
            p_TX_MARGIN_LOW_4              = 0b1000000,
            p_TX_PHICAL_CFG0               = 0b0000000000100000,
            p_TX_PHICAL_CFG1               = 0b0000000001000000,
            p_TX_PI_BIASSET                = 0,
            p_TX_PMADATA_OPT               = 0b0,
            p_TX_PMA_POWER_SAVE            = 0b0,
            p_TX_PMA_RSV0                  = 0b0000000000000000,
            p_TX_PMA_RSV1                  = 0b0000000000000000,
            p_TX_PROGCLK_SEL               = "CPLL",
            p_TX_PROGDIV_CFG               = {
                1.25e9  : 20.0*pll.config["d"]/4,
                3.125e9 : 10.0*pll.config["d"]/4,
            }[self.linerate],
            p_TX_PROGDIV_RATE              = 0b0000000000000001,
            p_TX_RXDETECT_CFG              = 0b00000000110010,
            p_TX_RXDETECT_REF              = 5,
            p_TX_SAMPLE_PERIOD             = 0b111,
            p_TX_SW_MEAS                   = 0b00,
            p_TX_VREG_CTRL                 = 0b011,
            p_TX_VREG_PDB                  = 0b1,
            p_TX_VREG_VREFSEL              = 0b10,
            p_TX_XCLK_SEL                  = "TXOUT",
            p_USB_BOTH_BURST_IDLE          = 0b0,
            p_USB_BURSTMAX_U3WAKE          = 0b1111111,
            p_USB_BURSTMIN_U3WAKE          = 0b1100011,
            p_USB_CLK_COR_EQ_EN            = 0b0,
            p_USB_EXT_CNTL                 = 0b1,
            p_USB_IDLEMAX_POLLING          = 0b1010111011,
            p_USB_IDLEMIN_POLLING          = 0b0100101011,
            p_USB_LFPSPING_BURST           = 0b000000101,
            p_USB_LFPSPOLLING_BURST        = 0b000110001,
            p_USB_LFPSPOLLING_IDLE_MS      = 0b000000100,
            p_USB_LFPSU1EXIT_BURST         = 0b000011101,
            p_USB_LFPSU2LPEXIT_BURST_MS    = 0b001100011,
            p_USB_LFPSU3WAKE_BURST_MS      = 0b111110011,
            p_USB_LFPS_TPERIOD             = 0b0011,
            p_USB_LFPS_TPERIOD_ACCURATE    = 0b1,
            p_USB_MODE                     = 0b0,
            p_USB_PCIE_ERR_REP_DIS         = 0b0,
            p_USB_PING_SATA_MAX_INIT       = 21,
            p_USB_PING_SATA_MIN_INIT       = 12,
            p_USB_POLL_SATA_MAX_BURST      = 8,
            p_USB_POLL_SATA_MIN_BURST      = 4,
            p_USB_RAW_ELEC                 = 0b0,
            p_USB_RXIDLE_P0_CTRL           = 0b1,
            p_USB_TXIDLE_TUNE_ENABLE       = 0b1,
            p_USB_U1_SATA_MAX_WAKE         = 7,
            p_USB_U1_SATA_MIN_WAKE         = 4,
            p_USB_U2_SAS_MAX_COM           = 64,
            p_USB_U2_SAS_MIN_COM           = 36,
            p_USE_PCS_CLK_PHASE_SEL        = 0b0,

            i_CDRSTEPDIR           = 0b0,
            i_CDRSTEPSQ            = 0b0,
            i_CDRSTEPSX            = 0b0,
            i_CFGRESET             = 0b0,
            i_CLKRSVD0             = 0b0,
            i_CLKRSVD1             = 0b0,
            i_CPLLFREQLOCK         = 0b0,
            i_CPLLLOCKDETCLK       = 0b0,
            i_CPLLLOCKEN           = 0b1,
            i_CPLLPD               = pll_reset,
            i_CPLLREFCLKSEL        = 0b111 if refclk_from_fabric else 0b001,
            i_CPLLRESET            = 0b0,
            i_DMONFIFORESET        = 0b0,
            i_DMONITORCLK          = 0b0,
            i_DRPADDR              = 0b000000000,
            i_DRPCLK               = 0b0,
            i_DRPDI                = 0b0000000000000000,
            i_DRPEN                = 0b0,
            i_DRPRST               = 0b0,
            i_DRPWE                = 0b0,
            i_EYESCANRESET         = 0b0,
            i_EYESCANTRIGGER       = 0b0,
            i_FREQOS               = 0b0,
            i_GTGREFCLK            = refclk if refclk_from_fabric else 0b0,
            i_GTNORTHREFCLK0       = 0b0,
            i_GTNORTHREFCLK1       = 0b0,
            i_GTREFCLK0            = refclk if not refclk_from_fabric else 0b0,
            i_GTREFCLK1            = 0b0,
            i_GTRSVD               = 0b0,
            i_GTRXRESET            = rx_reset,
            i_GTRXRESETSEL         = 0b0,
            i_GTSOUTHREFCLK0       = 0b0,
            i_GTSOUTHREFCLK1       = 0b0,
            i_GTTXRESET            = tx_reset,
            i_GTTXRESETSEL         = 0b0,
            i_GTYRXN               = data_pads.rxn,
            i_GTYRXP               = data_pads.rxp,
            i_INCPCTRL             = 0b0,
            i_LOOPBACK             = 0b0,
            i_PCIEEQRXEQADAPTDONE  = 0b0,
            i_PCIERSTIDLE          = 0b0,
            i_PCIERSTTXSYNCSTART   = 0b0,
            i_PCIEUSERRATEDONE     = 0b0,
            i_PCSRSVDIN            = 0b0,
            i_QPLL0CLK             = 0b0,
            i_QPLL0FREQLOCK        = 0b0,
            i_QPLL0REFCLK          = 0b0,
            i_QPLL1CLK             = 0b0,
            i_QPLL1FREQLOCK        = 0b0,
            i_QPLL1REFCLK          = 0b0,
            i_RESETOVRD            = 0b0,
            i_RX8B10BEN            = 0b0,
            i_RXAFECFOKEN          = 0b0,
            i_RXBUFRESET           = 0b0,
            i_RXCDRFREQRESET       = 0b0,
            i_RXCDRHOLD            = 0b0,
            i_RXCDROVRDEN          = 0b0,
            i_RXCDRRESET           = 0b0,
            i_RXCHBONDEN           = 0b0,
            i_RXCHBONDI            = 0b0,
            i_RXCHBONDLEVEL        = 0b0,
            i_RXCHBONDMASTER       = 0b0,
            i_RXCHBONDSLAVE        = 0b0,
            i_RXCKCALRESET         = 0b0,
            i_RXCKCALSTART         = 0b0,
            i_RXCOMMADETEN         = 0b1,
            i_RXDFEAGCHOLD         = 0b0,
            i_RXDFEAGCOVRDEN       = 0b0,
            i_RXDFECFOKFCNUM       = 0b0,
            i_RXDFECFOKFEN         = 0b0,
            i_RXDFECFOKFPULSE      = 0b0,
            i_RXDFECFOKHOLD        = 0b0,
            i_RXDFECFOKOVREN       = 0b0,
            i_RXDFEKHHOLD          = 0b0,
            i_RXDFEKHOVRDEN        = 0b0,
            i_RXDFELFHOLD          = 0b0,
            i_RXDFELFOVRDEN        = 0b0,
            i_RXDFELPMRESET        = 0b0,
            i_RXDFETAP10HOLD       = 0b0,
            i_RXDFETAP10OVRDEN     = 0b0,
            i_RXDFETAP11HOLD       = 0b0,
            i_RXDFETAP11OVRDEN     = 0b0,
            i_RXDFETAP12HOLD       = 0b0,
            i_RXDFETAP12OVRDEN     = 0b0,
            i_RXDFETAP13HOLD       = 0b0,
            i_RXDFETAP13OVRDEN     = 0b0,
            i_RXDFETAP14HOLD       = 0b0,
            i_RXDFETAP14OVRDEN     = 0b0,
            i_RXDFETAP15HOLD       = 0b0,
            i_RXDFETAP15OVRDEN     = 0b0,
            i_RXDFETAP2HOLD        = 0b0,
            i_RXDFETAP2OVRDEN      = 0b0,
            i_RXDFETAP3HOLD        = 0b0,
            i_RXDFETAP3OVRDEN      = 0b0,
            i_RXDFETAP4HOLD        = 0b0,
            i_RXDFETAP4OVRDEN      = 0b0,
            i_RXDFETAP5HOLD        = 0b0,
            i_RXDFETAP5OVRDEN      = 0b0,
            i_RXDFETAP6HOLD        = 0b0,
            i_RXDFETAP6OVRDEN      = 0b0,
            i_RXDFETAP7HOLD        = 0b0,
            i_RXDFETAP7OVRDEN      = 0b0,
            i_RXDFETAP8HOLD        = 0b0,
            i_RXDFETAP8OVRDEN      = 0b0,
            i_RXDFETAP9HOLD        = 0b0,
            i_RXDFETAP9OVRDEN      = 0b0,
            i_RXDFEUTHOLD          = 0b0,
            i_RXDFEUTOVRDEN        = 0b0,
            i_RXDFEVPHOLD          = 0b0,
            i_RXDFEVPOVRDEN        = 0b0,
            i_RXDFEXYDEN           = 0b1,
            i_RXDLYBYPASS          = 0b1,
            i_RXDLYEN              = 0b0,
            i_RXDLYOVRDEN          = 0b0,
            i_RXDLYSRESET          = 0b0,
            i_RXELECIDLEMODE       = 0b11,
            i_RXEQTRAINING         = 0b0,
            i_RXGEARBOXSLIP        = 0b0,
            i_RXLATCLK             = 0b0,
            i_RXLPMEN              = 0b1,
            i_RXLPMGCHOLD          = 0b0,
            i_RXLPMGCOVRDEN        = 0b0,
            i_RXLPMHFHOLD          = 0b0,
            i_RXLPMHFOVRDEN        = 0b0,
            i_RXLPMLFHOLD          = 0b0,
            i_RXLPMLFKLOVRDEN      = 0b0,
            i_RXLPMOSHOLD          = 0b0,
            i_RXLPMOSOVRDEN        = 0b0,
            i_RXMCOMMAALIGNEN      = pcs.align,
            i_RXMONITORSEL         = 0b00,
            i_RXOOBRESET           = 0b0,
            i_RXOSCALRESET         = 0b0,
            i_RXOSHOLD             = 0b0,
            i_RXOSOVRDEN           = 0b0,
            i_RXOUTCLKSEL          = 0b101,
            i_RXPCOMMAALIGNEN      = pcs.align,
            i_RXPCSRESET           = 0b0,
            i_RXPD                 = 0b00,
            i_RXPHALIGN            = 0b0,
            i_RXPHALIGNEN          = 0b0,
            i_RXPHDLYPD            = 0b1,
            i_RXPHDLYRESET         = 0b0,
            i_RXPLLCLKSEL          = 0b00,
            i_RXPMARESET           = 0b0,
            i_RXPOLARITY           = rx_polarity,
            i_RXPRBSCNTRESET       = 0b0,
            i_RXPRBSSEL            = 0b0000,
            i_RXPROGDIVRESET       = 0b0,
            i_RXRATE               = 0b000,
            i_RXRATEMODE           = 0b0,
            i_RXSLIDE              = 0b0,
            i_RXSLIPOUTCLK         = 0b0,
            i_RXSLIPPMA            = 0b0,
            i_RXSYNCALLIN          = 0b0,
            i_RXSYNCIN             = 0b0,
            i_RXSYNCMODE           = 0b0,
            i_RXSYSCLKSEL          = 0b00,
            i_RXTERMINATION        = 0b0,
            i_RXUSERRDY            = 0b1,
            i_RXUSRCLK2            = ClockSignal("eth_rx_half"),
            i_RXUSRCLK             = ClockSignal("eth_rx_half"),
            i_SIGVALIDCLK          = 0b0,
            i_TSTIN                = 0b00000000000000000000,
            i_TX8B10BBYPASS        = 0b00000000,
            i_TX8B10BEN            = 0b0,
            i_TXCOMINIT            = 0b0,
            i_TXCOMSAS             = 0b0,
            i_TXCOMWAKE            = 0b0,
            i_TXCTRL0              = Cat(*[tx_data[10*i+8] for i in range(2)]),
            i_TXCTRL1              = Cat(*[tx_data[10*i+9] for i in range(2)]),
            i_TXCTRL2              = 0b00000000,
            i_TXDATA               = Cat(*[tx_data[10*i:10*i+8] for i in range(2)]),
            i_TXDATAEXTENDRSVD     = 0b0,
            i_TXDCCFORCESTART      = 0b0,
            i_TXDCCRESET           = 0b0,
            i_TXDEEMPH             = 0b0,
            i_TXDETECTRX           = 0b0,
            i_TXDIFFCTRL           = 0b1100,
            i_TXDLYBYPASS          = 0b1,
            i_TXDLYEN              = 0b0,
            i_TXDLYHOLD            = 0b0,
            i_TXDLYOVRDEN          = 0b0,
            i_TXDLYSRESET          = 0b0,
            i_TXDLYUPDOWN          = 0b0,
            i_TXELECIDLE           = 0b0,
            i_TXHEADER             = 0b000000,
            i_TXINHIBIT            = 0b0,
            i_TXLATCLK             = 0b0,
            i_TXLFPSTRESET         = 0b0,
            i_TXLFPSU2LPEXIT       = 0b0,
            i_TXLFPSU3WAKE         = 0b0,
            i_TXMAINCURSOR         = 0b1000000,
            i_TXMARGIN             = 0b000,
            i_TXMUXDCDEXHOLD       = 0b0,
            i_TXMUXDCDORWREN       = 0b0,
            i_TXONESZEROS          = 0b0,
            i_TXOUTCLKSEL          = 0b101,
            i_TXPCSRESET           = 0b0,
            i_TXPD                 = 0b00,
            i_TXPDELECIDLEMODE     = 0b0,
            i_TXPHALIGN            = 0b0,
            i_TXPHALIGNEN          = 0b0,
            i_TXPHDLYPD            = 0b1,
            i_TXPHDLYRESET         = 0b0,
            i_TXPHDLYTSTCLK        = 0b0,
            i_TXPHINIT             = 0b0,
            i_TXPHOVRDEN           = 0b0,
            i_TXPIPPMEN            = 0b0,
            i_TXPIPPMOVRDEN        = 0b0,
            i_TXPIPPMPD            = 0b0,
            i_TXPIPPMSEL           = 0b0,
            i_TXPIPPMSTEPSIZE      = 0b00000,
            i_TXPISOPD             = 0b0,
            i_TXPLLCLKSEL          = 0b00,
            i_TXPMARESET           = 0b0,
            i_TXPOLARITY           = tx_polarity,
            i_TXPOSTCURSOR         = 0b00000,
            i_TXPRBSFORCEERR       = 0b0,
            i_TXPRBSSEL            = 0b0000,
            i_TXPRECURSOR          = 0b00000,
            i_TXPROGDIVRESET       = 0b0,
            i_TXRATE               = 0b000,
            i_TXRATEMODE           = 0b0,
            i_TXSEQUENCE           = 0b0000000,
            i_TXSWING              = 0b0,
            i_TXSYNCALLIN          = 0b0,
            i_TXSYNCIN             = 0b0,
            i_TXSYNCMODE           = 0b0,
            i_TXSYSCLKSEL          = 0b00,
            i_TXUSERRDY            = 0b1,
            i_TXUSRCLK2            = ClockSignal("eth_tx_half"),
            i_TXUSRCLK             = ClockSignal("eth_tx_half"),
            o_BUFGTCE              = Open(),
            o_BUFGTCEMASK          = Open(),
            o_BUFGTDIV             = Open(),
            o_BUFGTRESET           = Open(),
            o_BUFGTRSTMASK         = Open(),
            o_CPLLFBCLKLOST        = Open(),
            o_CPLLLOCK             = pll_locked,
            o_CPLLREFCLKLOST       = Open(),
            o_DMONITOROUT          = Open(),
            o_DMONITOROUTCLK       = Open(),
            o_DRPDO                = Open(),
            o_DRPRDY               = Open(),
            o_EYESCANDATAERROR     = Open(),
            o_GTYTXN               = data_pads.txn,
            o_GTYTXP               = data_pads.txp,
            o_GTPOWERGOOD          = gtpowergood,
            o_GTREFCLKMONITOR      = Open(),
            o_PCIERATEGEN3         = Open(),
            o_PCIERATEIDLE         = Open(),
            o_PCIERATEQPLLPD       = Open(),
            o_PCIERATEQPLLRESET    = Open(),
            o_PCIESYNCTXSYNCDONE   = Open(),
            o_PCIEUSERGEN3RDY      = Open(),
            o_PCIEUSERPHYSTATUSRST = Open(),
            o_PCIEUSERRATESTART    = Open(),
            o_PCSRSVDOUT           = Open(),
            o_PHYSTATUS            = Open(),
            o_PINRSRVDAS           = Open(),
            o_POWERPRESENT         = Open(),
            o_RESETEXCEPTION       = Open(),
            o_RXBUFSTATUS          = Open(),
            o_RXBYTEISALIGNED      = Open(),
            o_RXBYTEREALIGN        = Open(),
            o_RXCDRLOCK            = Open(),
            o_RXCDRPHDONE          = Open(),
            o_RXCHANBONDSEQ        = Open(),
            o_RXCHANISALIGNED      = Open(),
            o_RXCHANREALIGN        = Open(),
            o_RXCHBONDO            = Open(),
            o_RXCKCALDONE          = Open(),
            o_RXCLKCORCNT          = Open(),
            o_RXCOMINITDET         = Open(),
            o_RXCOMMADET           = Open(),
            o_RXCOMSASDET          = Open(),
            o_RXCOMWAKEDET         = Open(),
            o_RXCTRL0              = Cat(*[rx_data[10*i+8] for i in range(2)]),
            o_RXCTRL1              = Cat(*[rx_data[10*i+9] for i in range(2)]),
            o_RXCTRL2              = Open(),
            o_RXCTRL3              = Open(),
            o_RXDATA               = Cat(*[rx_data[10*i:10*i+8] for i in range(2)]),
            o_RXDATAEXTENDRSVD     = Open(),
            o_RXDATAVALID          = Open(),
            o_RXDLYSRESETDONE      = Open(),
            o_RXELECIDLE           = Open(),
            o_RXHEADER             = Open(),
            o_RXHEADERVALID        = Open(),
            o_RXLFPSTRESETDET      = Open(),
            o_RXLFPSU2LPEXITDET    = Open(),
            o_RXLFPSU3WAKEDET      = Open(),
            o_RXMONITOROUT         = Open(),
            o_RXOSINTDONE          = Open(),
            o_RXOSINTSTARTED       = Open(),
            o_RXOSINTSTROBEDONE    = Open(),
            o_RXOSINTSTROBESTARTED = Open(),
            o_RXOUTCLK             = self.rxoutclk,
            o_RXOUTCLKFABRIC       = Open(),
            o_RXOUTCLKPCS          = Open(),
            o_RXPHALIGNDONE        = Open(),
            o_RXPHALIGNERR         = Open(),
            o_RXPMARESETDONE       = Open(),
            o_RXPRBSERR            = Open(),
            o_RXPRBSLOCKED         = Open(),
            o_RXPRGDIVRESETDONE    = Open(),
            o_RXRATEDONE           = Open(),
            o_RXRECCLKOUT          = Open(),
            o_RXRESETDONE          = rx_reset_done,
            o_RXSLIDERDY           = Open(),
            o_RXSLIPDONE           = Open(),
            o_RXSLIPOUTCLKRDY      = Open(),
            o_RXSLIPPMARDY         = Open(),
            o_RXSTARTOFSEQ         = Open(),
            o_RXSTATUS             = Open(),
            o_RXSYNCDONE           = Open(),
            o_RXSYNCOUT            = Open(),
            o_RXVALID              = Open(),
            o_TXBUFSTATUS          = Open(),
            o_TXCOMFINISH          = Open(),
            o_TXDCCDONE            = Open(),
            o_TXDLYSRESETDONE      = Open(),
            o_TXOUTCLK             = self.txoutclk,
            o_TXOUTCLKFABRIC       = Open(),
            o_TXOUTCLKPCS          = Open(),
            o_TXPHALIGNDONE        = Open(),
            o_TXPHINITDONE         = Open(),
            o_TXPMARESETDONE       = Open(),
            o_TXPRGDIVRESETDONE    = Open(),
            o_TXRATEDONE           = Open(),
            o_TXRESETDONE          = tx_reset_done,
            o_TXSYNCDONE           = Open(),
            o_TXSYNCOUT            = Open(),
        )
        tx_bufg_gt_ce  = Signal()
        tx_bufg_gt_clr = Signal()
        rx_bufg_gt_ce  = Signal()
        rx_bufg_gt_clr = Signal()
        self.specials += [
            Instance("GTYE4_CHANNEL", **gty_params),
            Instance("BUFG_GT",
                i_DIV = 0,
                i_I   = self.txoutclk,
                o_O   = self.cd_eth_tx.clk,
            ),
            Instance("BUFG_GT",
                i_DIV = 1,
                i_I   = self.txoutclk,
                o_O   = self.cd_eth_tx_half.clk,
            ),
            Instance("BUFG_GT",
                i_DIV = 0,
                i_I   = self.rxoutclk,
                o_O   = self.cd_eth_rx.clk,
            ),
            Instance("BUFG_GT",
                i_DIV = 1,
                i_I   = self.rxoutclk,
                o_O   = self.cd_eth_rx_half.clk,
            ),
            AsyncResetSynchronizer(self.cd_eth_tx, ~tx_reset_done),
            AsyncResetSynchronizer(self.cd_eth_rx, ~rx_reset_done),
        ]

        # Transceiver reset
        pll_reset_cycles = round(300000*sys_clk_freq//1000000000)
        reset_counter    = Signal(max=pll_reset_cycles+1)
        self.sync += [
            If(~gtpowergood,
                  pll_reset.eq(1),
                reset_counter.eq(0)
            ).Else(
                If(reset_counter == pll_reset_cycles,
                      pll_reset.eq(0)
                ).Else(
                    reset_counter.eq(reset_counter + 1)
                )
            )
        ]
        self.comb += [
            tx_reset.eq(pll_reset | ~pll_locked | self.reset),
            rx_reset.eq(pll_reset | ~pll_locked | pcs.restart | self.reset)
        ]

        # Gearbox and PCS connection
        self.gearbox = gearbox = PCSGearbox()
        self.comb += [
            tx_data.eq(gearbox.tx_data_half),
            gearbox.rx_data_half.eq(rx_data),

            gearbox.tx_data.eq(pcs.tbi_tx),
            pcs.tbi_rx.eq(gearbox.rx_data)
        ]


    def add_csr(self):
        self._reset = CSRStorage()
        self.comb += self.reset.eq(self._reset.storage)

# USP_GTY_2500BASEX PHY ----------------------------------------------------------------------------

class USP_GTY_2500BASEX(USP_GTY_1000BASEX):
    linerate    = 3.125e9
    rx_clk_freq = 312.5e6
    tx_clk_freq = 312.5e6
